[Python-Dev] FAT Python (lack of) performance

[Brett Cannon]

On Mon, 25 Jan 2016 at 18:22 INADA Naoki <songofacandy at gmail.com> wrote:

> I'm very interested in it.
>
> Ruby 2.2 and PHP 7 are faster than Python 2.
> Python 3 is slower than Python 2.
> Performance is a attractive feature.  Python 3 lacks it.
>

That is not a fair statement to make about Python 3. It entirely depends on
your workload whether it is faster or slower.

https://gist.github.com/brettcannon/9d19cc184ea45b3e7ca0

-Brett


>
> How can I help your work?
>
> On Tue, Jan 26, 2016 at 7:58 AM, Victor Stinner <victor.stinner at gmail.com>
> wrote:
>
>> 2016-01-25 22:51 GMT+01:00 Sven R. Kunze <srkunze at mail.de>:
>> > - they provide a great infrastructure for optimizing CPython AND
>> > extending/experimenting Python as an ecosystem
>>
>> I hope that these API will create more optimizer projects than just
>> fatoptimizer.
>>
>> For example, I expect more specialized optimizers like numba or
>> pythran which are very efficient but more specific (ex: numeric
>> computations) than fatoptimizer. Maybe not new optimizers, but just
>> glue to existing static compilers (numba, pythran, cython, etc.).
>>
>>
>> > If there's anything I can do, let me know. :)
>>
>> Oh, they are a lot of things to do! My patches for PEP 509, 510 and
>> 511 still need some love (reviews):
>>
>> http://bugs.python.org/issue26058
>> http://bugs.python.org/issue26098
>> http://bugs.python.org/issue26145
>>
>> I'm finishing my patch adding ast.Constant. This one is less
>> controversal, it has no impact on performance nor the Python
>> semantics:
>>
>> http://bugs.python.org/issue26146
>>
>>
>> But these patches are boring C code. You may prefer to work on the
>> funny fatoptimizer project which is written in pure Python:
>>
>> https://fatoptimizer.readthedocs.org/en/latest/
>>
>> Victor
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>
>
> --
> INADA Naoki  <songofacandy at gmail.com>
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